noun, noun which may take the genitive case particle 'no'
rubefaction; reddening of the skin
Rare medical term for skin reddening, often caused by a rubefacient agent. Compare with the more common 発赤 (ほっせき).
See also: 発赤
引赤作用のある軟膏を塗ると、皮膚が一時的に赤くなることがある。
Applying an ointment with a rubefacient effect can temporarily redden the skin.